2 Pack 21.6V 2500mAh Replacement Lithium Battery for Dyson V6 DC62 Animal DC58 DC61 DC59 DC72 DC74 Handheld Vacuum Cleaner Replacement Battery 965874-02 Dyson V6 Battery Brand New 2 pack! Voltage: 21.6v. Capacity: 2500 mAh Extend Capacity, 54Wh. Replacement battery for Dyson cordless vacuum V6, Battery type: Lithium-ion. Compatible with dyson animal vacuum series V6, DC58, DC59, DC61, DC62. Performance is comfirmed to equal to original dyson batteries and fit dyson chargers [Indicator]: Integrated charging indicator: Steady blue means charging, light off means charging completed. Flashing yellow means error occurred, you could try again or contact us by message. Made with high quality 18650 cells--No memory effect. Can be charged or discharged as needed without loss of capacity. [Safe and Reliable]: Built-in integrated microchip against potential damage caused by overcharging, overheating and short-circuit protection. Products are CE, ROHS, FCC certified, and tested by manufacturer to match specifications of OEM Dyson batteries. No lead or mercury, environmentally friendly.